package cn.village.service.impl;

import cn.village.dao.LoanContractDao;
import cn.village.entity.LoanContract;
import cn.village.service.LoanContractService;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.List;

/**
 * (LoanContract)表服务实现类
 *
 * @author makejava
 * @since 2021-02-10 15:34:04
 */
@Service("loanContractService")
public class LoanContractServiceImpl implements LoanContractService {
    @Resource
    private LoanContractDao loanContractDao;

    /**
     * 通过ID查询单条数据
     *
     * @param id 主键
     * @return 实例对象
     */
    @Override
    public LoanContract queryById(Integer id) {
        return this.loanContractDao.queryById(id);
    }

    /**
     * 查询多条数据
     *
     * @param offset 查询起始位置
     * @param limit  查询条数
     * @return 对象列表
     */
    @Override
    public List<LoanContract> queryAllByLimit(int offset, int limit) {
        return this.loanContractDao.queryAllByLimit(offset, limit);
    }

    /**
     * 新增数据
     *
     * @param loanContract 实例对象
     * @return 实例对象
     */
    @Override
    public LoanContract insert(LoanContract loanContract) {
        this.loanContractDao.insert(loanContract);
        return loanContract;
    }

    /**
     * 修改数据
     *
     * @param loanContract 实例对象
     * @return 实例对象
     */
    @Override
    public LoanContract update(LoanContract loanContract) {
        this.loanContractDao.update(loanContract);
        return this.queryById(loanContract.getId());
    }

    /**
     * 通过主键删除数据
     *
     * @param id 主键
     * @return 是否成功
     */
    @Override
    public boolean deleteById(Integer id) {
        return this.loanContractDao.deleteById(id) > 0;
    }
}